import {
  asyncRouterMap,
  constantRoutes
} from '@/router'
/**
 * 通过authority判断是否与当前用户权限匹配
 * @param menus
 * @param route
 */
function hasPermission(menus, route) {
  if (route.authority) {
    if (menus[route.authority] !== undefined) {
      return menus[route.authority];
    } else {
      return false;
    }
  } else {
    return true
  }
}

/**
 * 递归过滤异步路由表，返回符合用户角色权限的路由表
 * @param asyncRouterMap
 * @param roles
 */
function filterAsyncRouter(asyncRouterMap, menus) {
  const accessedRouters = asyncRouterMap.filter(route => {
    if (hasPermission(menus, route)) {
      if (route.children && route.children.length) {
        route.children = filterAsyncRouter(route.children, menus);
      }
      return true
    }
    return false
  })
  return accessedRouters
}
const permission = {
  state: {
    routers: constantRoutes,
    addRouters: []
  },
  mutations: {
    SET_ROUTERS: (state, routers) => {
      state.addRouters = routers
      state.routers = constantRoutes.concat(routers)
    }
  },
  actions: {
    GenerateRoutes({
      commit
    }, menus) {
      return new Promise(resolve => {
        // const accessedRouters = filterAsyncRouter(asyncRouterMap, menus);
        const accessedRouters = menus;
        accessedRouters.push({
          path: '*',
          redirect: '/404',
          hidden: true
        })
        commit('SET_ROUTERS', menus);
        resolve();
      })
    }
  }
};

export default permission;



// import { asyncRoutes, constantRoutes } from '@/router'

// /**
//  * Use meta.role to determine if the current user has permission
//  * @param roles
//  * @param route
//  */
// function hasPermission(roles, route) {
//   //修改这里判断name
//   if (route.name && route) {
//     return roles.some(role => route.name.includes(role))
//   } else {
//     return true
//   }
// }

// /**
//  * Filter asynchronous routing tables by recursion
//  * @param routes asyncRoutes
//  * @param roles
//  */
// export function filterAsyncRoutes(routes, roles) {
//   const res = []
//   routes.forEach(route => {
//     const tmp = { ...route }
//     if (hasPermission(roles, tmp)) {
//       if (tmp.children) {
//         tmp.children = filterAsyncRoutes(tmp.children, roles)
//       }
//       res.push(tmp)

//     }
//   })

//   return res
// }

// const state = {
//   routes: [],
//   addRoutes: []
// }

// const mutations = {
//   SET_ROUTES: (state, routes) => {
//     state.addRoutes = routes
//     state.routes = constantRoutes.concat(routes)
//   }
// }

// const actions = {
//   generateRoutes({ commit }, roles) {
//     return new Promise(resolve => {
//       let accessedRoutes
//       //这里注释了判断直接让它进入了下个函数
//       // if (roles.includes(roles)) {
//       //   accessedRoutes = asyncRoutes || []
//       // } else {
//       accessedRoutes = filterAsyncRoutes(asyncRoutes, roles)
//       // }
//       commit('SET_ROUTES', accessedRoutes)
//       resolve(accessedRoutes)
//     })
//   }
// }

// export default {
//   namespaced: true,
//   state,
//   mutations,
//   actions
// }
